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19922026
most citedMeasurements of Omega and Lambda from 42 High-Redshift Supernovae

18.1k citations

Showing 2007Show all

151 papers · 1 filter

hep-ex2007★ 29 cited

A Measurement of the Branching Fractions of exclusive Bbar -> D(*)(pi)l-nubar Decays in Events with a Fully Reconstructed B Meson

The BABAR Collaboration, B. Aubert

We report a measurement of the branching fractions for Bbar -> D(*)(pi)l-nubar decays based on 341.1 fb-1 of data collected at the Upsilon(4S) resonance with the babar detector at…

hep-ex2007★ 10 cited

Time-dependent Dalitz plot analysis of B0 -> D-(+) K0 Pi+(-) decays

The BABAR Collaboration, B. Aubert

We present for the first time a measurement of the weak phase 2b+g obtained from a time-dependent Dalitz plot analysis of B^0 -> D-(+) K0 Pi+(-) decays. Using a sample of approxima…

hep-ph2007★ 19 cited

Unified Model for Small-t and High-t Scattering at High Energies: Predictions at RHIC and LHC

Evgenij Martynov, Basarab Nicolescu

The urgency of predictions in large-t region at LHC stimulated us to present a unified model of small and high t scattering at high energies. Our model is based upon a safe theoret…

hep-ex2007★ 208 cited

First Flavor-Tagged Determination of Bounds on Mixing-Induced CP Violation in Bs -> J/psi phi Decays

CDF Collaboration, T. Aaltonen

This Letter describes the first determination of bounds on the CP-violation parameter 2*beta_s using Bs decays in which the flavor of the bottom meson at production is identified.…

hep-ex2007★ 49 cited

Measurement of D0-anti-D0 Mixing using the Ratio of Lifetimes for the Decays D0 --> K-pi+, K-K+, and pi-pi+

The BABAR Collaboration, B. Aubert

We present a measurement of - mixing parameters using the ratios of lifetimes extracted from a sample of mesons produced through the process $D^{*+}\to\D^0π^+…

hep-ex2007★ 41 cited

Model-independent measurement of the W boson helicity in top quark decays

D0 Collaboration, V. M. Abazov

We present the first model-independent measurement of the helicity of bosons produced in top quark decays, based on a 1 fb sample of candidate events in the d…

astro-ph2007★ 212 cited

HESS VHE Gamma-Ray Sources Without Identified Counterparts

HESS Collaboration, F. Aharonian

The detection of gamma rays in the very-high-energy (VHE) energy range (100 GeV--100 TeV) provides a direct view of the parent population of ultra-relativistic particles found in a…

hep-ex2007★ 18 cited

A combined search for the standard model Higgs boson at sqrt{s}=1.96 TeV

D0 Collaboration, V. M. Abazov

We present new results of the search for WH to lepton neutrino b b production in ppbar collisions at a center of mass energy of sqrt{s}=1.96 TeV, based on a dataset with integrated…

hep-ex2007★ 125 cited

Search for squarks and gluinos in events with jets and missing transverse energy using 2.1 fb-1 of ppbar collision data at sqrt(s)=1.96 TeV

D0 Collaboration, V. Abazov

A data sample corresponding to an integrated luminosity of 2.1 fb-1 collected by the D0 detector at the Fermilab Tevatron Collider was analyzed to search for squarks and gluinos pr…

hep-ex2007★ 50 cited

Measurement of Lifetime and Decay-Width Difference in B0s -> J/psi phi Decays

CDF collaboration, T. Aaltonen

We measure the mean lifetime, tau=2/(Gamma_L+Gamma_H), and the width difference, DeltaGamma=Gamma_L-Gamma_H, of the light and heavy mass eigenstates of the B0s meson, B0sL and B0sH…

astro-ph2007★ 172 cited

Upper limit on the diffuse flux of UHE tau neutrinos from the Pierre Auger Observatory

The Pierre Auger Collaboration

The surface detector array of the Pierre Auger Observatory is sensitive to Earth-skimming tau-neutrinos that interact in the Earth's crust. Tau leptons from charged-cur…

hep-ex2007★ 66 cited

Model-Independent and Quasi-Model-Independent Search for New Physics at CDF

CDF Collaboration

Data collected in Run II of the Fermilab Tevatron are searched for indications of new electroweak scale physics. Rather than focusing on particular new physics scenarios, CDF data…

hep-ex2007★ 126 cited

Measurement of the shape of the boson transverse momentum distribution in ppbar -> Z/gamma* -> ee+X events produced at sqrt{s}=1.96 TeV

D0 Collaboration, V. Abazov

We present a measurement of the shape of the Z/gamma* boson transverse momentum (qT) distribution in ppbar -> Z/gamma* -> ee+X events at a center-of-mass energy of 1.96 TeV using 0…

hep-ph2007

The Ground Scalar Nonet and D Decays

Olivier Leitner, Benoit Loiseau, Jean-Pierre Dedonder +1

A short review on light scalar mesons is performed both in experiment and theory. A naive model, constrained by D branching ratios, is derived in order to make predictions on the w…

hep-ex2007★ 24 cited

Measurement of Isolated Photon Production in Deep-Inelastic Scattering at HERA

H1 Collaboration

The production of isolated photons in deep-inelastic scattering is measured with the H1 detector at HERA. The measurement is performed in the kinematic range of negati…

cond-mat.stat-mech2007★ 28 cited

Tilings of space and superhomogeneous point processes

Andrea Gabrielli, Michael Joyce, Salvatore Torquato

We consider the construction of point processes from tilings, with equal volume tiles, of d-dimensional Euclidean space. We show that one can generate, with simple algorithms ascri…

astro-ph2007★ 40 cited

Upper Limits from HESS AGN Observations in 2005-2007

HESS Collaboration, F. Aharonian

AIMS: Very high energy (VHE; E>100 GeV) gamma-ray studies were performed for 18 active galactic nuclei (AGN) from a variety of AGN classes. METHODS: VHE observations of a sample of…

hep-ex2007★ 4 cited

Three- and Four-jet Production at Low x at HERA

H1-Collaboration

Three- and four-jet production is measured in deep-inelastic scattering at low and with the H1 detector using an integrated luminosity of . Sev…

hep-ex2007★ 98 cited

A Precise Measurement of the Muon Neutrino-Nucleon Inclusive Charged Current Cross-Section off an Isoscalar Target in the Energy Range 2.5 < E_ν< 40 GeV by NOMAD

NOMAD Collaboration, Q. K. Wu

We present a measurement of the muon neutrino-nucleon inclusive charged current cross-section, off an isoscalar target, in the neutrino energy range GeV. The…

hep-ex2007★ 76 cited

Observation and properties of the orbitally excited B_{s2}* Meson

D0 Collaboration, V. Abazov et al

We report the direct observation of the excited L=1 state B_{s2}* in fully reconstructed decays to B+K-. The mass of the B_{s2}* meson is measured to be {5839.6 +- 1.1 (stat.) +- 0…

cond-mat.stat-mech2007★ 6 cited

Two-point correlation properties of stochastic "cloud processes''

Andrea Gabrielli, Michael Joyce

We study how the two-point density correlation properties of a point particle distribution are modified when each particle is divided, by a stochastic process, into an equal number…

hep-ex2007★ 100 cited

Measurement of the B --> X_s gamma Branching Fraction and Photon Energy Spectrum using the Recoil Method

The BABAR Collaboration, B. Aubert

We present a measurement of the branching fraction and photon energy spectrum for the decay B --> X_s gamma using data from the BaBar experiment. The data sample corresponds to an…

hep-ph2007★ 69 cited

The Dipion Mass Spectrum In e+e- Annihilation and tau Decay: A Dynamical (rho0, omega, phi) Mixing Approach

M. Benayoun, P. David, L. DelBuono +2

We readdress the problem of finding a simultaneous description of the pion form factor data in e+e- annihilations and in tau decays. For this purpose, we work in the framework of t…

hep-ex2007★ 38 cited

Dalitz Plot Analysis of the Decay B0(B0bar) --> K+/- pi-/+ pi0

The BABAR Collaboration, B. Aubert

We report a Dalitz-plot analysis of the charmless hadronic decays of neutral B mesons to K^+/- pi^-/+ pi^0. With a sample of (231.8+/-2.6) 10^6 Upsilon(4S) to B Bbar decays collect…